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Finding the Fourth Proportional to 296.36, 409.02 and 179.96

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Solution

The fourth proportional to 296.36, 409.02 and 179.96 is: 248.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    296.36 : 409.02 = 179.96 : x
  2. Step 2: Convert to fraction form
    296.36/409.02 = 179.96/x
  3. Step 3: Cross multiply
    296.36x = 409.02 × 179.96
  4. Step 4: Simplify right side
    296.36x = 73,607.24
  5. Step 5: Solve for x
    x = 73,607.24/296.36
  6. Step 6: Final answer
    x = 248.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.